Trim ring



FIG. 1 is a front perspective view of a trim ring showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof; and,

FIG. 6 is a side view thereof.

It will be understood that the broken lines shown in the drawings illustrate portions of the trim ring that form no part of claimed design. 

CLAIM The ornamental design for a trim ring, as shown and described. 